Shinichi Ohtsuka

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Saitama-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Objective lens driving mechanism in optical storage device
- Patent number 6,807,670
- Issue date Oct 19, 2004
- Fujitsu Limited
- Shinichi Ohtsuka
- G11 - INFORMATION STORAGE
Information Patent Grant
Storage apparatus offering improved precision in positioning carria...
- Patent number 6,683,839
- Issue date Jan 27, 2004
- Fujitsu Limited
- Junichi Ichihara
- G11 - INFORMATION STORAGE
Information Patent Grant
Access control circuit for use in optical disk unit
- Patent number 5,422,867
- Issue date Jun 6, 1995
- Fujitsu Limited
- Shingo Hamaguchi
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
ACTUATOR ARM AND DISK RECORDING DEVICE
- Publication number 20110002066
- Publication date Jan 6, 2011
- TOSHIBA STORAGE DEVICE CORPORATION
- Shinji KOGANEZAWA
- G11 - INFORMATION STORAGE
Information Patent Application
DESIGN OF FEEDFORWARD CONTROLLER FOR CONTROLLING POSITION OF MAGNET...
- Publication number 20090122438
- Publication date May 14, 2009
- Fujitsu Limited
- Takuji Matsuzawa
- G11 - INFORMATION STORAGE
Information Patent Application
SUSPENSION EQUIPPED WITH VIBRATION SENSOR AND MANUFACTURING METHOD...
- Publication number 20080229842
- Publication date Sep 25, 2008
- Fujitsu Limited
- Shinichi Ohtsuka
- G11 - INFORMATION STORAGE
Information Patent Application
Objective lens driving mechanism in optical storage device
- Publication number 20010048657
- Publication date Dec 6, 2001
- FUJITSU LIMITED
- Shinichi Ohtsuka
- G11 - INFORMATION STORAGE